Chris has the right idea - this usually happens (dbghelp.dll issues aside)
when a Dimension is corrupt.

"Chris Webb" <OnlyForPostingToNewsgroups@hotmail.com> wrote in message
news:0D5FD684-4108-4F77-841C-5C84383696A8@microsoft.com...
> Well, it's difficult to know why your server is crashing on startup
> without
> more information, but here's a wild guess: since you say you were creating
> database roles, memory might be an issue. Were you using dimension
> security?
> Or it could be some kind of dimension corruption. Searching the archives
> of
> this ng in Google might throw up something useful.
>
> If you have a support contract with Microsoft, you should send them any
> minidump files (*.mdmp) you find on your machine - when the AS service
> 'terminates unexpectedly', sqldumper.exe creates one of these in your Data
> directory and the contents (stack traces, I think) can be used MS support
> to
> diagnose your problem. Your original error message about SqlDumper.exe is
> unrelated to whatever is causing your crash - it's caused by a separate
> problem with SP3 installing the dbghelp.dll needed by SqlDumper to the
> wrong
> directory, which you've fixed now.
>
> HTH,
>
> Chris
>
> "BBH" wrote:
>
>> I'm on Win2K, SQL2K & SP3. The AS crashed when creating database roles. I
>> could no longer start AS. It always shows the following error in the
>> event
>> log:"Application popup: SqlDumper.exe - Entry Point Not Found : The
>> procedure
>> entry point MiniDumpWriteDump could not be located in the dynamic link
>> library dbghelp.dll." .
>>
>> I copied the dbghelp.dll file from MSSQL\Binn folder to the Analysis
>> Services\Bin folder. The previous error message no longer showed up but
>> only
>> says the service was terminated unexpectedly. Does any one encounter
>> similar
>> situation before?
>>
>> Thanks.
>>
>> BBH